CN213654231U - Four-corner supporting platform frame for cornice formwork - Google Patents
Four-corner supporting platform frame for cornice formwork Download PDFInfo
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- CN213654231U CN213654231U CN202021994749.XU CN202021994749U CN213654231U CN 213654231 U CN213654231 U CN 213654231U CN 202021994749 U CN202021994749 U CN 202021994749U CN 213654231 U CN213654231 U CN 213654231U
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Abstract
The utility model relates to a four corners supporting platform frame for cornice formwork, the field that relates to the template support system has solved cast-in-place roofing formwork that encorbelments, and it includes the main frame, be used for the main frame to be connected with the shear force wall the tie bolt and be used for connecting the firm pipe of every pin main frame, and the main frame is the four corners frame, and it is including erecting the roof beam, and the upper end welding of erecting the roof beam has the entablature, and the lower extreme welding has the bottom end rail, and entablature and bottom end rail are parallel to each other, and perpendicular to erects the roof beam respectively. The length of entablature is greater than the length of bottom end rail, is connected with the sloping between entablature and bottom end rail, and the one end of sloping welds in the one end that perpendicular roof beam was kept away from to the entablature, and the other end welds in the one end that perpendicular roof beam was kept away from to the bottom end rail. Under this application dead weight increases under the little condition, improved main frame self and integral rigidity, guaranteed the template support precision, the operation is also simpler, and ann tears open more conveniently.
Description
Technical Field
The application relates to the field of formwork support systems, in particular to a four-corner supporting platform frame for a cornice formwork.
Background
Many building engineering roofing are cast-in-place roofing of encorbelmenting, and the cornice refers to the part that the external wall was chosen to the roofing, generally chooses the width not less than 50 centimeters, is not more than 3 meters, is mainly for doing the roofing drainage in order to make things convenient for, also plays the guard action to the external wall.
At present, a traditional cantilever structure generally adopts a cantilever I-steel, a cantilever tripod support and other support systems, when the cantilever I-steel is used for supporting, I-steel pre-embedding is needed, then channel steel connecting beams are installed on the I-steel, and a formwork support is erected on the channel steel, so that the cantilever I-steel cantilever structure is troublesome to operate in actual construction, inconvenient to install and dismantle, and low in self rigidity and overall rigidity of a frame body.
SUMMERY OF THE UTILITY MODEL
In order to solve the roof and encorbelment the troublesome poeration in the formwork actual construction to false body self and the not high technical problem of bulk rigidity, this application provides a four corners supporting platform frame for cornicing formwork.
The application provides a pair of four corners supporting platform frame for cornice formwork adopts following technical scheme:
the utility model provides a four corners supporting platform frame for cornice formwork, includes the main frame, the main frame is including erecting the roof beam, the upper end welding of erecting the roof beam has the entablature, and the lower extreme welding has the bottom end rail, the entablature with the bottom end rail is parallel to each other, and perpendicular to respectively erect the roof beam. The length of entablature is greater than the length of bottom end rail, is connected with the sloping between entablature and bottom end rail, and the one end of sloping welds in the one end that perpendicular roof beam was kept away from to the entablature, and the other end welds in the one end that perpendicular roof beam was kept away from to the bottom end rail.
Through adopting above-mentioned technical scheme, four corners dysmorphism supporting platform frame is compared with the tripod support frame, under the little prerequisite of support body self weight increase, has improved support body self rigidity, through setting up the bottom end rail, makes the deflection reduce under the condition of atress of entablature tip, can provide a basis safer, more level and more smooth, the precision is higher for the formwork.
Preferably, the vertical beam and the inclined beam are connected with an inclined strut therebetween, one end of the inclined strut is welded on one side of the vertical beam close to the inclined strut, and the other end of the inclined strut is welded on one side of the inclined beam close to the vertical beam.
Through adopting above-mentioned technical scheme, the bracing links the sloping with perpendicular roof beam together, has increased the intensity of main frame.
Preferably, a corner formed between the vertical beam and the upper cross beam is provided with a corner brace, one end of the corner brace is welded to one side of the vertical beam close to the inclined brace, and the other end of the corner brace is welded to one side of the upper cross beam close to the lower cross beam.
Through adopting above-mentioned technical scheme, the angle brace plays the supporting role to the entablature, further increased the self intensity of main frame.
Preferably, the main frame is fixedly provided with three stabilizing pipes for connecting each main frame, one of the stabilizing pipes is welded at one end of the upper cross beam, which is far away from the vertical beam, and is positioned at one side of the upper cross beam, which is far away from the lower cross beam, the other two stabilizing pipes are welded at one side of the oblique beam, which is far away from the vertical beam, one stabilizing pipe is arranged close to the upper cross beam, and the other stabilizing pipe is arranged close to the lower cross beam; the stabilizing pipes on the adjacent main frames are connected by horizontal steel pipes and fasteners.
By adopting the technical scheme, the stabilizing pipes on the adjacent main frames are connected by the horizontal steel pipes and the fasteners, so that a plurality of frames are connected into a whole, and the stability of the whole is enhanced.
Preferably, the vertical beam is provided with two first bolt holes, one of the first bolt holes is provided close to the upper cross beam, the other one of the first bolt holes is provided close to the lower cross beam, the shear wall is provided with a second bolt hole corresponding to the first bolt hole, and the main frame is connected with the shear wall through a split bolt penetrating through the first bolt hole and the second bolt hole.
Through adopting above-mentioned technical scheme, use the split bolt to fix the special-shaped supporting platform frame in four corners on the shear force wall, it is fixed firm to ann tears simple and conveniently open.
Preferably, a base plate is arranged between the vertical beam and the shear wall, the base plate is a rectangular steel plate, and the base plate is sleeved on the split bolt.
By adopting the technical scheme, the base plate reduces the stress of the connecting point on the shear wall and protects the shear wall from being damaged.
Preferably, the vertical beam, the upper cross beam, the oblique beam and the upper cross beam respectively comprise two channel steels with the same specification and model, and webs of the two channel steels are oppositely arranged to be connected into a whole.
By adopting the technical scheme, the support frame is made of the channel steel, so that the rigidity of the support frame is higher, and the support frame is connected into a whole and is more stable.
Preferably, the two channel steel are connected through a steel plate, and two ends of the steel plate are respectively welded with webs of the two channel steel.
Through adopting above-mentioned technical scheme, use the steel sheet to connect two channel-section steels into an organic whole, make the support frame more firm to the bearing area of entablature has been increased.
In summary, the present application includes at least one of the following beneficial technical effects:
1. compared with a tripod support frame, the four-corner special-shaped support platform frame has the advantages that the rigidity of the frame body is improved on the premise that the weight of the frame body is not increased greatly, the flexibility of the end part of the upper cross beam is reduced under the stress condition by arranging the lower cross beam, and a safer, smoother and higher-precision foundation can be provided for formwork support;
2. each platform frame is connected into a whole through a steel pipe and a fastener, so that the integral stability is improved.
Drawings
Fig. 1 is a schematic perspective view of a quadrangular special-shaped platform frame.
Fig. 2 is a schematic view of an integral structure formed by connecting a plurality of quadrangular special-shaped platform frames.
Description of reference numerals: 1. a main frame; 11. erecting a beam; 12. an upper cross beam; 13. a lower cross beam; 14. an oblique beam; 15. bracing; 16. corner brace; 17. a steel plate; 2. oppositely pulling the bolts; 21. a base plate; 3. a stabilizing tube; 31. a steel pipe; 32. a fastener.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a four corners supporting platform frame for cornice formwork. Referring to fig. 1, a four-corner supporting platform frame for a cornice formwork includes a main frame 1, split bolts 2 for connecting the main frame 1 with a shear wall, and a fixing pipe 3 for connecting each main frame 1.
The main frame 1 is a rectangular special-shaped frame and comprises a vertical beam 11, an upper cross beam 12 is welded at the upper end of the vertical beam 11, a lower cross beam 13 is welded at the lower end of the vertical beam 11, and the upper cross beam 12 and the lower cross beam 13 are parallel to each other and are respectively perpendicular to the vertical beam 11. The length of the upper cross beam 12 is greater than that of the lower cross beam 13, an inclined beam 14 is connected between the upper cross beam 12 and the lower cross beam 13, one end of the inclined beam 14 is welded to one end, away from the vertical beam 11, of the upper cross beam 12, and the other end of the inclined beam is welded to one end, away from the vertical beam 11, of the lower cross beam 13.
The vertical beam 11, the upper cross beam 12, the oblique beam 14 and the lower cross beam 13 respectively comprise two channel steel with the same specification and model, webs of the two channel steel are relatively close to the web plate and are connected into a whole through the steel plate 17, one end of the steel plate 17 is welded with the web plate of one channel steel, and the other end of the steel plate 17 is welded with the web plate of the other channel steel.
Compared with a tripod support frame, the four-corner special-shaped support platform frame has the advantages that the self rigidity of the frame body is improved on the premise that the weight of the frame body is not increased greatly, the flexibility of the end part of the upper cross beam 12 under the stress condition is reduced, and a safer, smoother and higher-precision foundation can be provided for formwork support.
Be connected with bracing 15 between vertical beam 11 and the sloping 14, bracing 15 is made by square steel, and the one end of bracing 15 welds in the one side that vertical beam 11 is close to bracing 15, and the other end welds in the one side that sloping 14 is close to vertical beam 11, and bracing 15 has increased main frame 1 self intensity.
The corner that forms between vertical beam 11 and the entablature 12 is provided with corner brace 16, and corner brace 16 adopts the double channel steel to make, and one end welds in the one side that vertical beam 11 is close to bracing 15, and the other end welds in the one side that entablature 12 is close to bottom end rail 13, and corner brace 16 plays the supporting role to entablature 12, the further self intensity that has increased main frame 1.
Referring to fig. 1 and 2, the main frames 1 are fixedly provided with three stabilizing pipes 3 for connecting each main frame 1, each stabilizing pipe 3 is a circular steel pipe, one of the three stabilizing pipes 3 is welded to one end of the upper cross beam 12 far away from the vertical beam 11 and is located on one side of the upper cross beam 12 far away from the lower cross beam 13, the other two stabilizing pipes 3 are welded to one side of the oblique beam 14 far away from the vertical beam 11, one is close to the upper cross beam 12, and the other is close to the lower cross beam 13. The stabilizing pipes 3 on the adjacent main frames 1 are connected by horizontal steel pipes 31 and fasteners 32, so that a plurality of frames are connected into a whole, and the stability of the whole is enhanced.
The main frame 1 is connected with the shear wall through the split bolt 2, the split bolt 2 adopts phi 32 finish rolling screw threads to split bolt 2, a first bolt hole used for penetrating through the split bolt 2 is formed in the vertical beam 11, the first bolt hole is formed in two, one is close to the upper cross beam 12 and is formed, the other is close to the lower cross beam 13 and is formed, a second bolt hole corresponding to the first bolt hole is formed in the shear wall, the split bolt 2 penetrates through the first bolt hole and the second bolt hole, and the main frame 1 is firmly connected with the shear wall through a nut. A base plate 21 is arranged between the vertical beam 11 and the shear wall, the base plate 21 is a rectangular steel plate 17, the base plate 21 is sleeved on the split bolt 2, and the base plate 21 reduces stress of a connecting point on the shear wall and protects the shear wall from being damaged.
The implementation principle of the four-corner supporting platform frame for the cornice formwork support is as follows: after the quadrangular special-shaped supporting platform frame is manufactured in the above mode and is ready to use, when the strength of the concrete of the shear wall reaches one hundred percent, hoisting equipment and manpower are used for installing the quadrangular special-shaped supporting platform frame on the shear wall; after the installation is finished, connecting the adjacent supporting platform frames together through the stabilizing pipe 3 by using a horizontal steel pipe 31 and a fastener 32 (not shown in the figure), so that each supporting platform frame forms a whole to enhance the stability of the whole, and then installing a common wooden wedge and a top template on one side of the upper cross beam 12, which is far away from the lower cross beam 13; this device is compared with traditional I-steel encorbelment, under the prerequisite of guaranteeing the support body light, it is more convenient to install, and the wholeness of support body is better, and uses the special-shaped supporting platform frame of four corners to encorbelment the formwork and do not adopt steel pipe 31 support system, has practiced thrift turnover materials such as steel pipe 31, fastener 32, has reduced construction cost.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a four corners supporting platform frame for cornice formwork which characterized in that: including main frame (1), main frame (1) is including erecting roof beam (11), the upper end welding of erecting roof beam (11) has entablature (12), and the lower extreme welding has bottom end rail (13), entablature (12) with bottom end rail (13) are parallel to each other, and perpendicular to respectively erect roof beam (11), and the length of entablature (12) is greater than the length of bottom end rail (13), is connected with sloping (14) between entablature (12) and bottom end rail (13), and the one end of sloping (14) welds in the one end of erecting roof beam (11) is kept away from in entablature (12), and the other end welds in bottom end rail (13) keeps away from the one end of erecting roof beam (11).
2. The four-corner supporting platform frame for the cornice formwork according to claim 1, characterized in that: the vertical beam (11) and be connected with bracing (15) between sloping (14), the one end of bracing (15) weld in vertical beam (11) are close to the one side of bracing (15), and the other end weld in sloping (14) are close to the one side of vertical beam (11).
3. The four-corner supporting platform frame for the cornice formwork according to claim 2, wherein: the corner that forms between vertical beam (11) and entablature (12) is provided with corner brace (16), and one end welds in vertical beam (11) are close to one side of bracing (15), and the other end welds in entablature (12) are close to one side of lower beam (13).
4. The four-corner supporting platform frame for the cornice formwork according to claim 1, characterized in that: the main frame (1) is fixedly provided with three stabilizing pipes (3) used for connecting each main frame (1), one of the three stabilizing pipes (3) is welded at one end, far away from the vertical beam (11), of the upper cross beam (12) and is positioned at one side, far away from the lower cross beam (13), of the upper cross beam (12), the other two stabilizing pipes (3) are welded at one side, far away from the vertical beam (11), of the oblique beam (14), one stabilizing pipe is close to the upper cross beam (12), and the other stabilizing pipe is close to the lower cross beam (13); the stabilizing pipes (3) on the adjacent main frames (1) are connected by horizontal steel pipes (31) and fasteners (32).
5. The four-corner supporting platform frame for the cornice formwork according to claim 1, characterized in that: the shear wall is characterized in that the vertical beam (11) is provided with two first bolt holes, one bolt hole is close to the upper cross beam (12), the other bolt hole is close to the lower cross beam (13), a second bolt hole corresponding to the first bolt hole is formed in the shear wall, and the main frame (1) is connected with the shear wall through split bolts (2) penetrating through the first bolt hole and the second bolt hole.
6. The four-corner supporting platform frame for the cornice formwork according to claim 5, wherein: be provided with backing plate (21) between perpendicular roof beam (11) and the shear force wall, backing plate (21) are rectangle steel sheet (17), backing plate (21) cover is established on split bolt (2).
7. The four-corner supporting platform frame for the cornice formwork according to claim 1, characterized in that: the vertical beam (11), the upper cross beam (12), the oblique beam (14) and the upper cross beam (12) respectively comprise two channel steel with the same specification and model, and webs of the two channel steel are oppositely arranged to be connected into a whole.
8. The four-corner supporting platform frame for the cornice formwork according to claim 7, wherein: the two channel steel are connected through a steel plate (17), and two ends of the steel plate (17) are respectively welded with webs of the two channel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021994749.XU CN213654231U (en) | 2020-09-12 | 2020-09-12 | Four-corner supporting platform frame for cornice formwork |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021994749.XU CN213654231U (en) | 2020-09-12 | 2020-09-12 | Four-corner supporting platform frame for cornice formwork |
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| CN213654231U true CN213654231U (en) | 2021-07-09 |
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| CN202021994749.XU Active CN213654231U (en) | 2020-09-12 | 2020-09-12 | Four-corner supporting platform frame for cornice formwork |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046041A (en) * | 2021-10-13 | 2022-02-15 | 北京市第三建筑工程有限公司 | Formwork reinforcing structure of as-cast finish concrete wall post-cast strip and construction method thereof |
-
2020
- 2020-09-12 CN CN202021994749.XU patent/CN213654231U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046041A (en) * | 2021-10-13 | 2022-02-15 | 北京市第三建筑工程有限公司 | Formwork reinforcing structure of as-cast finish concrete wall post-cast strip and construction method thereof |
| CN114046041B (en) * | 2021-10-13 | 2023-08-18 | 北京市第三建筑工程有限公司 | Template reinforcing structure of bare concrete wall post-pouring strip and construction method thereof |
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